Fixed a typo in fedora_manual_config.md

docs/getting-started-guides/fedora/fedora_manual_config.md

@@ -62,7 +62,7 @@ fed-node = 192.168.121.65
 **Prepare the hosts:**
 
 * Install Kubernetes on all hosts - fed-{master,node}.  This will also pull in docker. Also install etcd on fed-master.  This guide has been tested with kubernetes-0.18 and beyond.
-* The [--enablerepo=update-testing](https://fedoraproject.org/wiki/QA:Updates_Testing) directive in the yum command below will ensure that the most recent Kubernetes version that is scheduled for pre-release will be installed. This should be a more recent version than the Fedora "stable" release for Kubernetes that you would get without adding the directive.
+* The [--enablerepo=updates-testing](https://fedoraproject.org/wiki/QA:Updates_Testing) directive in the yum command below will ensure that the most recent Kubernetes version that is scheduled for pre-release will be installed. This should be a more recent version than the Fedora "stable" release for Kubernetes that you would get without adding the directive.
 * If you want the very latest Kubernetes release [you can download and yum install the RPM directly from Fedora Koji](http://koji.fedoraproject.org/koji/packageinfo?packageID=19202) instead of using the yum install command below.
 
 ```sh